IBM 3745 Series, Installation And Maintenance Manual

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Flash (BIOS/VPD) Update Procedure
Attention
Refer to the information label located inside the system unit cover for any
model-specific information.
1. Power-off the computer.
2. Insert the flash update diskette into drive A.
3. Power-on the computer.
4. When the Update Utility appears; select your country/keyboard, then press
Enter.
5. If the computer serial number was previously recorded, the number is displayed
with an option to update it. Press Y to update the serial number.
6. Type the 7-digit serial number of the computer you are servicing; then, press
Enter.
7. Follow the instructions on the screen to complete the flash (BIOS/VPD) update
procedure.
Flash Recovery Boot Block
Attention
If an interruption occurs during a Flash/BIOS upgrade, the BIOS might be left in
an unusable state. The CMOS switch enables you to restart the system and
recover the BIOS.
To perform a Flash/BIOS recovery using the CMOS switch:
1. Power-off the computer and remove the cover.
2. Move the system board CMOS switch to the on position. Refer to “System
Board Layout” on page H-6 or the information label inside the computer for
more information.
3. Insert the upgrade diskette into the diskette drive.
4. Power-on the computer. The IBM Logo will appear.
5. When the Flash Update Utility appears; select your country/keyboard, then
press Enter.
6. If the computer serial number was previously recorded, the number is displayed
with an option to update it. Press Y to update the serial number.
7. Type the 7-digit serial number of the computer you are servicing; then, press
Enter.
8. Follow the instructions on the screen to complete the flash (BIOS/VPD) update
procedure.
9. When you are instructed to reboot the computer, power-off the computer and
move the CMOS switch to the off position. Then, replace the cover and
power-on the computer.
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3745-XXA 3-34 3746-9X0: 6563 SPIM